英语词汇“blue iron ore”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

blue iron n. now rare (also blue iron ore) an iron-containing ore or mineral of a blue colour; esp. (also blue iron earth) = vivianite n.

ΚΠ

1757 T. Birch Hist. Royal Soc. IV. 203 A box of iron ores.., the greatest part of them calcined, were now examined by a good magnet; as..Derbyshire blue iron, Virginia iron stone, red emery..: All these cleaved to the loadstone.

a1775 J. H. Hampe Exper. Syst. Metall. (1777) 137 Blue iron ore. Is brown on the outside, but blue within.

1804 T. Thomson Syst. Chem. (ed. 2) IV. 65 Blue iron earth.—Native Prussian blue. This mineral is considered at present as a phosphat of iron, in consequence of the analysis of Klaproth.

1859 Nat. Hist. Rev. 6 339 The blue protophosphate of iron.., when crystallized, is called Vivianite, the earthy varieties being known as blue iron earth, Anglorite, &c.

1922 E. Thorpe Dict. Appl. Chem. (rev. ed.) III. 682/1 Ferrous phosphate..occurs as Vivianite or blue iron earth, sometimes mixed with clay and peat or associated with bog iron ore.

2007 R. Heide & J. Gilman Backroads New Jersey 15 Ringwood Company's furnace..forged blue iron ore mined in the region for the manufacture of weaponry during the Revolutionary War.

单词	blue iron ore
释义	> as lemmas blue iron ore blue iron n. now rare (also blue iron ore) an iron-containing ore or mineral of a blue colour; esp. (also blue iron earth) = vivianite n. ΚΠ 1757 T. Birch Hist. Royal Soc. IV. 203 A box of iron ores.., the greatest part of them calcined, were now examined by a good magnet; as..Derbyshire blue iron, Virginia iron stone, red emery..: All these cleaved to the loadstone. a1775 J. H. Hampe Exper. Syst. Metall. (1777) 137 Blue iron ore. Is brown on the outside, but blue within. 1804 T. Thomson Syst. Chem. (ed. 2) IV. 65 Blue iron earth.—Native Prussian blue. This mineral is considered at present as a phosphat of iron, in consequence of the analysis of Klaproth. 1859 Nat. Hist. Rev. 6 339 The blue protophosphate of iron.., when crystallized, is called Vivianite, the earthy varieties being known as blue iron earth, Anglorite, &c. 1922 E. Thorpe Dict. Appl. Chem. (rev. ed.) III. 682/1 Ferrous phosphate..occurs as Vivianite or blue iron earth, sometimes mixed with clay and peat or associated with bog iron ore. 2007 R. Heide & J. Gilman Backroads New Jersey 15 Ringwood Company's furnace..forged blue iron ore mined in the region for the manufacture of weaponry during the Revolutionary War. extracted from blueadj.n. < as lemmas
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> as lemmas